JPH01144935U - - Google Patents
Info
- Publication number
- JPH01144935U JPH01144935U JP4146988U JP4146988U JPH01144935U JP H01144935 U JPH01144935 U JP H01144935U JP 4146988 U JP4146988 U JP 4146988U JP 4146988 U JP4146988 U JP 4146988U JP H01144935 U JPH01144935 U JP H01144935U
- Authority
- JP
- Japan
- Prior art keywords
- light
- optical filter
- emitting element
- receiving element
- elements
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000003287 optical effect Effects 0.000 claims description 3
- 239000000284 extract Substances 0.000 claims 1
- 239000011159 matrix material Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4146988U JPH01144935U (da) | 1988-03-28 | 1988-03-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4146988U JPH01144935U (da) | 1988-03-28 | 1988-03-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01144935U true JPH01144935U (da) | 1989-10-05 |
Family
ID=31267902
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4146988U Pending JPH01144935U (da) | 1988-03-28 | 1988-03-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01144935U (da) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000132317A (ja) * | 1998-10-21 | 2000-05-12 | Sharp Corp | エリアセンサ及びエリアセンサを用いた入力装置 |
-
1988
- 1988-03-28 JP JP4146988U patent/JPH01144935U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000132317A (ja) * | 1998-10-21 | 2000-05-12 | Sharp Corp | エリアセンサ及びエリアセンサを用いた入力装置 |
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